1.
center of gravity; center of mass
The point at which the weight of a body is concentrated and around which it balances.
2.
focus; emphasis; main point
The central focus or primary emphasis of an effort, argument, or activity.
Composed of 重 (weight/heavy) and 心 (center/core). In sense 1, it is a physics term; in sense 2, it is used figuratively to mean the main focus or emphasis of something.
Common collocations
- 重心を移す: to shift the center of gravity / shift focus
- 重心を低くする: to lower one's center of gravity
- 重心を置く: to place emphasis on
- 重心が安定する: center of gravity stabilizes